Young Dai lives on Dermline Island, where he dreams of being a Hero. One day, a Hero and his companions come to the island. Dai is excited at first, but their true intent is to steal his best friend, Gomechan, the mythical Golden Metal Slime.
Called the mythical creature,
it is the Golden Metal Slime.
.يُدعى بالمخلوق الأسطوري، الهُلام المعدنيّ الذهبيّ
Das ist ein Goldener Metallischer Schleim,
eine legendäre Kreatur.
Es el mítico limo metálico dorado.
Es el mítico limo metálico dorado.
Une créature légendaire,
le gluant de métal doré.
La mitica creatura 
nota col nome di Golden Metal Slime.
É o Slime de Metal Dourado.
Dizem que é uma criatura mítica.
Это мифическое существо,
Золотая слизь.